def screen_to_model(c):
"""
Returns the 3D coordinate of given screen coordinate
:param c: The screen coordinates for example
:type c: 3-tuple of float (x,y,0)
:rtype: 3-tuple float (x,y,z)
"""
m = (c_double*16)()
glGetDoublev(GL_MODELVIEW_MATRIX, m)
p = (c_double*16)()
glGetDoublev(GL_PROJECTION_MATRIX, p)
v = (c_int*4)()
glGetIntegerv(GL_VIEWPORT, v)
x, y, z = c_double(), c_double(), c_double()
y.value = v[3] - y.value
gluUnProject(c[0], c[1], c[2], m, p, v, x, y, z)
return x, y, z
def select_object(x, y, objects=None):
from miru.context import context
if objects is None:
objects = context.camera.objects
# following technique is adapted from
# http://www.cse.msu.edu/~cse872/tutorial9.html
w = context.window.width
h = context.window.height
select_buffer = ctypes.cast((100 * gl.GLuint)(), ctypes.POINTER(gl.GLuint))
gl.glSelectBuffer(100, select_buffer)
viewport = (4 * gl.GLint)()
gl.glGetIntegerv(gl.GL_VIEWPORT, viewport)
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glLoadIdentity()
# rotate the camera first
angle = context.camera.angle
gl.glRotatef(angle.z, 0, 0, 1)
gl.glRotatef(angle.y, 0, 1, 0)
gl.glRotatef(angle.x, 1, 0, 0)
gl.gluPickMatrix(x, y, 3, 3, viewport)
gl.glRenderMode(gl.GL_SELECT)
gl.gluPerspective(45., w / float(h), 0.1, 1000.)
gl.glMatrixMode(gl.GL_MODELVIEW)
gl.glInitNames()
gl.glPushName(-1)
context.camera.render(select_pass=1, visible=objects)
gl.glFlush()
hits = gl.glRenderMode(gl.GL_RENDER)
gl.glPopName()
selected = None
if hits:
try:
m = sys.maxint << 100
idx = 0
for i in range(0, 100, 4):
if not select_buffer[i]:
selected = objects[idx]
break
m = min(select_buffer[i+1], m)
if m == select_buffer[i+1]:
idx = select_buffer[i+3]
except IndexError:
pass
context.window.on_resize(context.window.width, context.window.height)
return selected
def texture_from_data(internalformat, size, data_format, data_type, data):
'''Create texture from a data buffer (whatever can be passed as pointer to ctypes)
internalformat - GL_RGBA8 or GL_RGB8 recommended
size - a 1-, 2- or 3-tuple describing the image sizes
data_format - see 'format' parameter of glDrawPixels
data_type - see 'type' parameter of glDrawPixels
data - pointer to memory'''
size = list(size)
dimensions = len(size)
binding = getattr(gl, 'GL_TEXTURE_BINDING_{0:d}D'.format(dimensions))
target = getattr(gl,'GL_TEXTURE_{0:d}D'.format(dimensions))
texImage = getattr(gl,'glTexImage{0:d}D'.format(dimensions))
oldbind = ctypes.c_uint(0)
gl.glGetIntegerv(binding, ctypes.cast(ctypes.byref(oldbind), ctypes.POINTER(ctypes.c_int)))
texid = ctypes.c_uint(0)
gl.glEnable(target)
gl.glGenTextures(1, ctypes.byref(texid))
gl.glBindTexture(target, texid)
gl.glTexParameteri(target, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
gl.glTexParameteri(target, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
args = [target, 0, internalformat] + size + [0, data_format, data_type, data]
texImage(*args)
gl.glBindTexture(target, oldbind)
return texid
def get_viewport():
"""
Returns the current viewport.
"""
m = (c_int*4)()
pgl.glGetIntegerv(pgl.GL_VIEWPORT, m)
return m
def set_state(self):
# preserve gl scissors info
self._scissor_enabled = gl.glIsEnabled(gl.GL_SCISSOR_TEST)
self._old_scissor_flat = (gl.GLint * 4)() # 4-tuple
gl.glGetIntegerv(gl.GL_SCISSOR_BOX, self._old_scissor_flat)
# set our scissor
if not self._scissor_enabled:
gl.glEnable(gl.GL_SCISSOR_TEST)
gl.glScissor(*self._scissor_flat)
def bind(self):
"""Bind the FBO. Anything drawn afterward will be stored in the FBO's texture."""
# This is called simply to deal with anything that might be currently bound (for example, Pyglet objects),
gl.glBindTexture(gl.GL_TEXTURE_2D, 0)
# Store current viewport size for later
gl.glGetIntegerv(gl.GL_VIEWPORT, self._old_viewport_size)
# Bind the FBO, and change the viewport to fit its texture.
gl.glBindFramebufferEXT(gl.GL_FRAMEBUFFER_EXT, self.id) # Rendering off-screen
gl.glViewport(0, 0, self.texture.width, self.texture.height)
def __max_vertex_attribute():
"""__max_vertex_attribute() -> int
Maximal valid value for vertex attribute identifiers.
"""
buffy = (1 * gl.GLint)()
gl.glGetIntegerv(
gl.GL_MAX_VERTEX_ATTRIBS,
buffy)
return buffy[0]
def __enter__(self):
from utils import Rect
from pyglet.gl import GLint, glGetIntegerv, GL_SCISSOR_BOX, glScissor
ob = (GLint*4)()
glGetIntegerv(GL_SCISSOR_BOX, ob)
ob = list(ob)
box = [int(i) for i in self.box]
nb = Rect(*ob).intersect(Rect(*box))
if nb:
glScissor(nb.x, nb.y, nb.width, nb.height)
self.ob, self.nb = ob, nb
return self
def _setOpenGLInfo(self):
# OpenGL info:
self['openGLVendor'] = gl_info.get_vendor()
self['openGLRenderingEngine'] = gl_info.get_renderer()
self['openGLVersion'] = gl_info.get_version()
GLextensionsOfInterest = ['GL_ARB_multitexture', 'GL_EXT_framebuffer_object',
'GL_ARB_fragment_program', 'GL_ARB_shader_objects', 'GL_ARB_vertex_shader',
'GL_ARB_texture_non_power_of_two', 'GL_ARB_texture_float', 'GL_STEREO']
for ext in GLextensionsOfInterest:
self['openGLext.'+ext] = bool(gl_info.have_extension(ext))
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
self['openGLmaxVerticesInVertexArray'] = maxVerts.value
def mouse_to_ray(self, x, y, local_transform = False):
x = float(x)
y = self.height - float(y)
pmat = (GLdouble * 16)()
mvmat = (GLdouble * 16)()
viewport = (GLint * 4)()
px = (GLdouble)()
py = (GLdouble)()
pz = (GLdouble)()
glGetIntegerv(GL_VIEWPORT, viewport)
glGetDoublev(GL_PROJECTION_MATRIX, pmat)
mvmat = self.get_modelview_mat(local_transform)
gluUnProject(x, y, 1, mvmat, pmat, viewport, px, py, pz)
ray_far = (px.value, py.value, pz.value)
gluUnProject(x, y, 0., mvmat, pmat, viewport, px, py, pz)
ray_near = (px.value, py.value, pz.value)
return ray_near, ray_far
def mouse_to_3d(self, x, y, z=1.0, local_transform=False):
x = float(x)
y = self.height - float(y)
# The following could work if we were not initially scaling to zoom on
# the bed
# if self.orthographic:
# return (x - self.width / 2, y - self.height / 2, 0)
pmat = (GLdouble * 16)()
mvmat = self.get_modelview_mat(local_transform)
viewport = (GLint * 4)()
px = (GLdouble)()
py = (GLdouble)()
pz = (GLdouble)()
glGetIntegerv(GL_VIEWPORT, viewport)
glGetDoublev(GL_PROJECTION_MATRIX, pmat)
glGetDoublev(GL_MODELVIEW_MATRIX, mvmat)
gluUnProject(x, y, z, mvmat, pmat, viewport, px, py, pz)
return (px.value, py.value, pz.value)
def mouse_to_3d(self, x, y, z = 1.0, local_transform = False):
x = float(x)
y = self.height - float(y)
# The following could work if we were not initially scaling to zoom on
# the bed
# if self.orthographic:
# return (x - self.width / 2, y - self.height / 2, 0)
pmat = (GLdouble * 16)()
mvmat = self.get_modelview_mat(local_transform)
viewport = (GLint * 4)()
px = (GLdouble)()
py = (GLdouble)()
pz = (GLdouble)()
glGetIntegerv(GL_VIEWPORT, viewport)
glGetDoublev(GL_PROJECTION_MATRIX, pmat)
glGetDoublev(GL_MODELVIEW_MATRIX, mvmat)
gluUnProject(x, y, z, mvmat, pmat, viewport, px, py, pz)
return (px.value, py.value, pz.value)
def _setOpenGLInfo(self):
# OpenGL info:
self['openGLVendor'] = gl_info.get_vendor()
self['openGLRenderingEngine'] = gl_info.get_renderer()
self['openGLVersion'] = gl_info.get_version()
GLextensionsOfInterest = [
'GL_ARB_multitexture', 'GL_EXT_framebuffer_object',
'GL_ARB_fragment_program', 'GL_ARB_shader_objects',
'GL_ARB_vertex_shader', 'GL_ARB_texture_non_power_of_two',
'GL_ARB_texture_float', 'GL_STEREO'
]
for ext in GLextensionsOfInterest:
self['openGLext.' + ext] = bool(gl_info.have_extension(ext))
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
self['openGLmaxVerticesInVertexArray'] = maxVerts.value
def send(self):
"""
Sends all the key-value pairs to the graphics card.
These uniform variables will be available in the currently-bound shader.
"""
for name, array in iteritems(self):
shader_id = c_int(0)
gl.glGetIntegerv(gl.GL_CURRENT_PROGRAM, byref(shader_id))
if shader_id.value == 0:
raise UnboundLocalError(
"""Shader not bound to OpenGL context--uniform cannot be sent.
------------ Tip -------------
with ratcave.default_shader:
mesh.draw()
------------------------------
""")
# Attach a shader location value to the array, for quick memory lookup. (gl calls are expensive, for some reason)
try:
loc, shader_id_for_array = array.loc
if shader_id.value != shader_id_for_array:
raise Exception(
'Uniform location bound to a different shader')
except (AttributeError, Exception) as e:
array.loc = (gl.glGetUniformLocation(shader_id.value,
name.encode('ascii')),
shader_id.value)
if array.ndim == 2: # Assuming a 4x4 float32 matrix (common for graphics operations)
try:
pointer = array.pointer
except AttributeError:
array.pointer = array.ctypes.data_as(POINTER(c_float *
16)).contents
pointer = array.pointer
gl.glUniformMatrix4fv(array.loc[0], 1, True, pointer)
else:
sendfun = self._sendfuns[array.dtype.kind][
len(array) - 1] # Find correct glUniform function
sendfun(array.loc[0], *array)
def texture_sub_data(texid, place, size, data_format, data_type, data):
'''Upload data to part of a texture
texid - texture id
place - point within the texture (tuple), coordinates of the lower-left image corner (as per OpenGL)
See the documentation for texture_from_data for the other args'''
dimensions = len(size)
size = list(size)
place = list(place)
binding = getattr(gl, 'GL_TEXTURE_BINDING_{0:d}D'.format(dimensions))
target = getattr(gl,'GL_TEXTURE_{0:d}D'.format(dimensions))
texSubImage = getattr(gl,'glTexSubImage{0:d}D'.format(dimensions))
oldbind = ctypes.c_uint(0)
gl.glEnable(target)
gl.glGetIntegerv(binding, ctypes.cast(ctypes.byref(oldbind), ctypes.POINTER(ctypes.c_int)))
gl.glBindTexture(target, texid)
args = [target, 0] + place + size + [data_format, data_type, data]
texSubImage(*args)
gl.glBindTexture(target, oldbind)
def load_vertex_program(filename):
vertex_program = gl.GLuint()
gl.glGenProgramsNV( 1, ctypes.byref(vertex_program) )
gl.glBindProgramNV( gl.GL_VERTEX_PROGRAM_NV, vertex_program )
#LoadNV_vertex_program("normalmap00.txt", vertex_program)
data = file(filename).read()
data = (ctypes.c_ubyte * len(data))(
*[ord(c) for c in data])
gl.glLoadProgramNV( gl.GL_VERTEX_PROGRAM_NV,
vertex_program, len(data), data)
error_pos = gl.GLint()
gl.glGetIntegerv( gl.GL_PROGRAM_ERROR_POSITION_NV, ctypes.byref(error_pos))
if (error_pos.value != -1):
raise NVLoadException, 'Something bad happened'
return vertex_program
def _worldobj_on_translate(control, target, x, y, dx, dy):
from miru.context import context
from miru import camera
self = control
if isinstance(context.camera, camera.MetaCamera):
context.camera.focussed.render()
viewport = (gl.GLint * 4)()
mvmatrix = (gl.GLdouble * 16)()
projmatrix = (gl.GLdouble * 16)()
gl.glGetIntegerv(gl.GL_VIEWPORT, viewport)
gl.glGetDoublev(gl.GL_MODELVIEW_MATRIX, mvmatrix)
gl.glGetDoublev(gl.GL_PROJECTION_MATRIX, projmatrix)
wx = gl.GLdouble()
wy = gl.GLdouble()
wz = gl.GLdouble()
sz = gl.GLdouble()
ex = target.pos.x
ey = target.pos.y
ez = target.pos.z
gl.gluProject(ex, ey, ez, mvmatrix, projmatrix,
viewport, wx, wy, sz)
gl.gluUnProject(x, y, sz,
mvmatrix, projmatrix, viewport, wx, wy, wz)
if self.axis == self.AXIS_X:
target.pos = (wx.value, wz.value, target.pos.z)
elif self.axis == self.AXIS_Y:
target.pos = (target.pos.x, wy.value, wz.value)
elif self.axis == self.AXIS_Z:
tz = dy * 0.01
tz += (dx * 0.01)
target.pos += (0, 0, tz)
else:
target.pos = (wx.value, wy.value, wz.value)
def refresh_font_texture(self):
# save texture state
last_texture = gl.GLint()
gl.glGetIntegerv(gl.GL_TEXTURE_BINDING_2D, byref(last_texture))
width, height, pixels = self.io.fonts.get_tex_data_as_rgba32()
if self._font_texture is not None:
gl.glDeleteTextures(1, self._font_texture)
self._font_texture = gl.GLuint()
gl.glGenTextures(1, byref(self._font_texture))
gl.glBindTexture(gl.GL_TEXTURE_2D, self._font_texture)
gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, width, height, 0, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, pixels)
self.io.fonts.texture_id = self._font_texture
gl.glBindTexture(gl.GL_TEXTURE_2D, cast((c_int*1)(last_texture), POINTER(c_uint)).contents)
self.io.fonts.clear_tex_data()
def _create_device_objects(self):
# save state
last_texture = gl.GLint()
gl.glGetIntegerv(gl.GL_TEXTURE_BINDING_2D, byref(last_texture))
last_array_buffer = gl.GLint()
gl.glGetIntegerv(gl.GL_ARRAY_BUFFER_BINDING, byref(last_array_buffer))
last_vertex_array = gl.GLint()
gl.glGetIntegerv(gl.GL_VERTEX_ARRAY_BINDING, byref(last_vertex_array))
self._shader_handle = gl.glCreateProgram()
# note: no need to store shader parts handles after linking
vertex_shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
fragment_shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(vertex_shader, 1, make_string_buffer(self.VERTEX_SHADER_SRC), None)
gl.glShaderSource(fragment_shader, 1, make_string_buffer(self.FRAGMENT_SHADER_SRC), None)
gl.glCompileShader(vertex_shader)
gl.glCompileShader(fragment_shader)
gl.glAttachShader(self._shader_handle, vertex_shader)
gl.glAttachShader(self._shader_handle, fragment_shader)
gl.glLinkProgram(self._shader_handle)
# note: after linking shaders can be removed
gl.glDeleteShader(vertex_shader)
gl.glDeleteShader(fragment_shader)
self._attrib_location_tex = gl.glGetUniformLocation(self._shader_handle, create_string_buffer(b"Texture"))
self._attrib_proj_mtx = gl.glGetUniformLocation(self._shader_handle, create_string_buffer(b"ProjMtx"))
self._attrib_location_position = gl.glGetAttribLocation(self._shader_handle, create_string_buffer(b"Position"))
self._attrib_location_uv = gl.glGetAttribLocation(self._shader_handle, create_string_buffer(b"UV"))
self._attrib_location_color = gl.glGetAttribLocation(self._shader_handle, create_string_buffer(b"Color"))
self._vbo_handle = gl.GLuint()
gl.glGenBuffers(1, byref(self._vbo_handle))
self._elements_handle = gl.GLuint()
gl.glGenBuffers(1, byref(self._elements_handle))
self._vao_handle = gl.GLuint()
gl.glGenVertexArrays(1, byref(self._vao_handle))
gl.glBindVertexArray(self._vao_handle)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._vbo_handle)
gl.glEnableVertexAttribArray(self._attrib_location_position)
gl.glEnableVertexAttribArray(self._attrib_location_uv)
gl.glEnableVertexAttribArray(self._attrib_location_color)
gl.glVertexAttribPointer(self._attrib_location_position, 2, gl.GL_FLOAT, gl.GL_FALSE, imgui.VERTEX_SIZE, c_void_p(imgui.VERTEX_BUFFER_POS_OFFSET))
gl.glVertexAttribPointer(self._attrib_location_uv, 2, gl.GL_FLOAT, gl.GL_FALSE, imgui.VERTEX_SIZE, c_void_p(imgui.VERTEX_BUFFER_UV_OFFSET))
gl.glVertexAttribPointer(self._attrib_location_color, 4, gl.GL_UNSIGNED_BYTE, gl.GL_TRUE, imgui.VERTEX_SIZE, c_void_p(imgui.VERTEX_BUFFER_COL_OFFSET))
# restore state
gl.glBindTexture(gl.GL_TEXTURE_2D, cast((c_int*1)(last_texture), POINTER(c_uint)).contents)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, cast((c_int*1)(last_array_buffer), POINTER(c_uint)).contents)
gl.glBindVertexArray(cast((c_int*1)(last_vertex_array), POINTER(c_uint)).contents)
def _set_view(self):
left = int(self._pixel_per_point[0] * self.rect.left)
bottom = int(self._pixel_per_point[1] * self.rect.bottom)
width = int(self._pixel_per_point[0] * self.rect.width)
height = int(self._pixel_per_point[1] * self.rect.height)
gl.glPushAttrib(gl.GL_ENABLE_BIT)
gl.glEnable(gl.GL_SCISSOR_TEST)
gl.glScissor(left, bottom, width, height)
self._mode = (gl.GLint)()
gl.glGetIntegerv(gl.GL_MATRIX_MODE, self._mode)
self._viewport = (gl.GLint * 4)()
gl.glGetIntegerv(gl.GL_VIEWPORT, self._viewport)
gl.glViewport(left, bottom, width, height)
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glPushMatrix()
gl.glLoadIdentity()
near = 0.01
far = 1000.
gl.gluPerspective(self.scene.camera.fov[1], width / height, near, far)
gl.glMatrixMode(gl.GL_MODELVIEW)
def model_to_screen(c):
"""
Returns the screen point of given 3D coordinate
:param c: The 3D coordinates
:type c: 3-tuple of float (x,y,z)
:rtype: 3-tuple float (x,y,z)
"""
m = (c_double*16)()
glGetDoublev(GL_MODELVIEW_MATRIX, m)
p = (c_double*16)()
glGetDoublev(GL_PROJECTION_MATRIX, p)
v = (c_int*4)()
glGetIntegerv(GL_VIEWPORT, v)
x, y, z = c_double(), c_double(), c_double()
gluProject(c[0], c[1], c[2], m, p, v, x, y, z)
return x, y, z
def _set_view(self):
left = int(self._pixel_per_point[0] * self.rect.left)
bottom = int(self._pixel_per_point[1] * self.rect.bottom)
width = int(self._pixel_per_point[0] * self.rect.width)
height = int(self._pixel_per_point[1] * self.rect.height)
gl.glPushAttrib(gl.GL_ENABLE_BIT)
gl.glEnable(gl.GL_SCISSOR_TEST)
gl.glScissor(left, bottom, width, height)
self._mode = (gl.GLint)()
gl.glGetIntegerv(gl.GL_MATRIX_MODE, self._mode)
self._viewport = (gl.GLint * 4)()
gl.glGetIntegerv(gl.GL_VIEWPORT, self._viewport)
gl.glViewport(left, bottom, width, height)
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glPushMatrix()
gl.glLoadIdentity()
near = 0.01
far = 1000.
gl.gluPerspective(self.scene.camera.fov[1], width / height, near, far)
gl.glMatrixMode(gl.GL_MODELVIEW)
def reset_aspect(self):
"""Gets the viewport size, and matches the camera aspect ratio to it."""
viewport_size = (gl.GLint * 4)()
gl.glGetIntegerv(gl.GL_VIEWPORT, viewport_size)
self.aspect = float(viewport_size[2]) / viewport_size[3]
def reset_aspect(self):
"""Gets the viewport size, and matches the camera aspect ratio to it."""
viewport_size = (gl.GLint * 4)()
gl.glGetIntegerv(gl.GL_VIEWPORT, viewport_size)
self.aspect = float(viewport_size[2]) / viewport_size[3]
def generate_map(self):
scene_radius = 95.0
light_to_scene_distance = math.sqrt(
light_pos[0]**2 + light_pos[1]**2 + light_pos[2]**2)
near_plane = light_to_scene_distance - scene_radius
field_of_view = math3d.radians_to_degrees(2.0 *
math.atan(scene_radius / float(light_to_scene_distance)))
tmp = (gl.GLfloat * 16)()
gl.glMatrixMode( gl.GL_PROJECTION )
gl.glLoadIdentity()
gl.gluPerspective( field_of_view, 1.0, near_plane,
near_plane + (2.0 * scene_radius) )
gl.glGetFloatv( gl.GL_PROJECTION_MATRIX, tmp )
gl.light_projection = euclid.Matrix4()
gl.light_projection[0:16] = tmp[:]
# Switch to light's point of view
gl.glMatrixMode( gl.GL_MODELVIEW )
gl.glLoadIdentity()
gl.gluLookAt( self.light.pos.x, self.light.pos.y, self.light.pos.z,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0 )
gl.glGetFloatv( gl.GL_MODELVIEW_MATRIX, tmp )
light_mview = euclid.Matrix4()
light_mview[0:16] = tmp[:]
#glViewport(0, 0, shadow_width, shadow_height)
# Clear the depth buffer only
gl.glClear( gl.GL_DEPTH_BUFFER_BIT )
# Remember the current shade model
gl.glPushAttrib( gl.GL_ENABLE_BIT )
prev_shade_model = cypes.GLint()
gl.glGetIntegerv( gl.GL_SHADE_MODEL, prev_shade_model )
# All we care about here is resulting depth values
gl.glShadeModel( gl.GL_FLAT )
gl.glDisable( gl.GL_LIGHTING )
gl.glDisable( gl.GL_COLOR_MATERIAL )
gl.glDisable( gl.GL_NORMALIZE )
gl.glColorMask( 0, 0, 0, 0 )
# Overcome imprecision
gl.glEnable( gl.GL_POLYGON_OFFSET_FILL )
#draw_models(False)
self.context.render( exclude=self.exclude_shadows )
# Copy depth values into depth texture
gl.glCopyTexImage2D( gl.GL_TEXTURE_2D, 0, gl.GL_DEPTH_COMPONENT,
0, 0, shadow_width, shadow_height, 0 )
# Restore normal drawing state
gl.glShadeModel( gl.GL_SMOOTH )
gl.glEnable( gl.GL_LIGHTING )
gl.glEnable( gl.GL_COLOR_MATERIAL )
gl.glEnable( gl.GL_NORMALIZE )
gl.glColorMask( 1, 1, 1, 1 )
gl.glDisable( gl.GL_POLYGON_OFFSET_FILL )
# Setup up the texture matrix which will be use in eye-linear
# texture mapping
self.tex_matrix = euclid.Matrix4()
self.tex_matrix.translate(0.5, 0.5, 0.5).scale(0.5, 0.5, 0.5)
tmp_matrix.scale(0.5, 0.5, 0.5)
tex_matrix = (tmp_matrix * light_projection) * light_mview
self.tex_matrix.transpose()
# Give us immediate access to ctypes arrays
self.tex_matrix = (
(gl.GLfloat * 4)(*self.tex_matrix[0:4]),
(gl.GLfloat * 4)(*self.tex_matrix[4:8]),
(gl.GLfloat * 4)(*self.tex_matrix[8:12]),
(gl.GLfloat * 4)(*self.tex_matrix[12:16])
)
def getInfoText(self):
"""Get system information text."""
outputText = "" # text to return
# show the PsychoPy version
from psychopy import __version__
outputText += self.getLine("PsychoPy", __version__)
# get system paths
outputText += self.getLine("\nPaths to files on the system:")
for key in ['userPrefsFile', 'appDataFile', 'demos', 'appFile']:
outputText += self.getLine(
" %s: %s" % (key, preferences.prefs.paths[key]))
# system information such as OS, CPU and memory
outputText += self.getLine("\nSystem Info:")
outputText += self.getLine(
' '*4, 'Operating System: {}'.format(platform.platform()))
outputText += self.getLine(
' ' * 4, 'Processor: {}'.format(platform.processor()))
# requires psutil
try:
import psutil
outputText += self.getLine(
' ' * 4, 'CPU freq (MHz): {}'.format(psutil.cpu_freq().max))
outputText += self.getLine(
' ' * 4, 'CPU cores: {} (physical), {} (logical)'.format(
psutil.cpu_count(False), psutil.cpu_count()))
outputText += self.getLine(
' ' * 4, 'Installed memory: {} (Total), {} (Available)'.format(
*psutil.virtual_memory()))
except ImportError:
outputText += self.getLine(' ' * 4, 'CPU freq (MHz): N/A')
outputText += self.getLine(
' ' * 4, 'CPU cores: {} (logical)'.format(os.cpu_count()))
outputText += self.getLine(' ' * 4, 'Installed memory: N/A')
# if on MacOS
if sys.platform == 'darwin':
OSXver, junk, architecture = platform.mac_ver()
outputText += self.getLine(
' ' * 4, "macOS %s running on %s" % (OSXver, architecture))
# Python information
outputText += self.getLine("\nPython info:")
outputText += self.getLine(' '*4, 'Executable path:', sys.executable)
outputText += self.getLine(' '*4, 'Version:', sys.version)
outputText += self.getLine(' ' * 4, '(Selected) Installed Packages:')
import numpy
outputText += self.getLine(' '*8, "numpy ({})".format(
numpy.__version__))
import scipy
outputText += self.getLine(' '*8, "scipy ({})".format(
scipy.__version__))
import matplotlib
outputText += self.getLine(' '*8, "matplotlib ({})".format(
matplotlib.__version__))
import pyglet
outputText += self.getLine(' '*8, "pyglet ({})".format(pyglet.version))
try:
import glfw
outputText += self.getLine(' '*8, "PyGLFW ({})".format(
glfw.__version__))
except Exception:
outputText += self.getLine(' '*8, 'PyGLFW [not installed]')
# sound related
try:
import pyo
outputText += self.getLine(
' '*8, "pyo", ('%i.%i.%i' % pyo.getVersion()))
except Exception:
outputText += self.getLine(' '*8, 'pyo [not installed]')
try:
import psychtoolbox
outputText += self.getLine(' '*8, "psychtoolbox ({})".format(
psychtoolbox._version.__version__))
except Exception:
outputText += self.getLine(' '*8, 'psychtoolbox [not installed]')
# wxpython version
try:
import wx
outputText += self.getLine(' '*8, "wxPython ({})".format(
wx.__version__))
except Exception:
outputText += self.getLine(' '*8, 'wxPython [not installed]')
# get OpenGL details
win = visual.Window([100, 100]) # some drivers want a window open first
outputText += self.getLine("\nOpenGL Info:")
# # get info about the graphics card and drivers
outputText += self.getLine(
' '*4, "Vendor:", gl_info.get_vendor())
outputText += self.getLine(
' '*4, "Rendering engine:", gl_info.get_renderer())
outputText += self.getLine(
' '*4, "OpenGL version:", gl_info.get_version())
outputText += self.getLine(
' '*4, "Shaders supported: ", win._haveShaders)
# get opengl extensions
outputText += self.getLine(' '*4, "(Selected) Extensions:")
extensionsOfInterest = [
'GL_ARB_multitexture',
'GL_EXT_framebuffer_object',
'GL_ARB_fragment_program',
'GL_ARB_shader_objects',
'GL_ARB_vertex_shader',
'GL_ARB_texture_non_power_of_two',
'GL_ARB_texture_float',
'GL_STEREO']
for ext in extensionsOfInterest:
outputText += self.getLine(
' '*8, ext + ':', bool(gl_info.have_extension(ext)))
# also determine nVertices that can be used in vertex arrays
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
outputText += self.getLine(
' '*4, 'max vertices in vertex array:', maxVerts.value)
win.close()
return outputText
def get_max_texture_size():
max_texture_size = gl.GLint()
gl.glGetIntegerv(gl.GL_MAX_TEXTURE_SIZE, byref(max_texture_size))
return max_texture_size.value
def get_viewport():
data = (pyglet_gl.GLint * 4)()
pyglet_gl.glGetIntegerv(pyglet_gl.GL_VIEWPORT, data)
return Viewport(*data)
import sys
import os
from pyglet.gl import GLint, glGetIntegerv, GL_MAX_TEXTURE_SIZE
from ctypes import byref
buf = GLint()
glGetIntegerv(GL_MAX_TEXTURE_SIZE, byref(buf))
max_texture = buf.value
del byref, GLint, glGetIntegerv, GL_MAX_TEXTURE_SIZE, buf
def resize(width, height, target):
factor = (target + .0) / max(width, height)
return int(width * factor), int(height * factor)
def fits(width, height):
return width < max_texture and height < max_texture
def make_name(image, suffix):
name, ext = os.path.splitext(image)
return '%s_%s%s' % (name, suffix, ext)
try:
import pgmagick
def get_image(image):
return pgmagick.Image(image)
def get_size(image):
size = image.size()
def __enter__(self):
if self.entrycount == 0:
gl.glGetIntegerv(gl.GL_ARRAY_BUFFER_BINDING, ctypes.cast(byref(self.previd), c_intp))
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self.bufid)
self.entrycount += 1
def get_max_color_attachments():
"""Get the maximum allow Framebuffer Color attachements"""
number = gl.GLint()
gl.glGetIntegerv(gl.GL_MAX_COLOR_ATTACHMENTS, number)
return number.value
__all__ = ['HardwareSupportError', 'GLSLError', 'MAX_COLOR_ATTACHMENTS',
'require_extension', 'hardware_info']
from pyglet import gl
import pyglet.gl.gl_info as gli
import ctypes
MAX_COLOR_ATTACHMENTS = gl.GLint()
gl.glGetIntegerv(gl.GL_MAX_COLOR_ATTACHMENTS,
ctypes.byref(MAX_COLOR_ATTACHMENTS))
MAX_COLOR_ATTACHMENTS = MAX_COLOR_ATTACHMENTS.value
class HardwareSupportError(Exception):
def __init__(self, message):
self.message = "Your graphics hardware does not support %s." % \
message
def __str__(self):
return self.message
class DriverError(Exception):
pass
class GLSLError(Exception):
pass
def require_extension(ext):
"""Ensure that the given graphics extension is supported.
"""
if not gl.gl_info.have_extension('GL_' + ext):
def __enter__(self):
self.current_fbo = (gl.GLint)()
gl.glGetIntegerv(gl.GL_FRAMEBUFFER_BINDING, self.current_fbo)
gl.glBindFramebuffer(gl.GL_FRAMEBUFFER, self.fbo)
gl.glViewport(0, 0, self.texture.width, self.texture.height)
def max_texture_limit(self):
"""The maximum number of textures available for this graphic card's fragment shader."""
max_unit_array = (gl.GLint * 1)()
gl.glGetIntegerv(gl.GL_MAX_TEXTURE_IMAGE_UNITS, max_unit_array)
return max_unit_array[0]
def getSysInfo(win):
try:
from collections import OrderedDict
except:
from psychopy.iohub import OrderedDict
# based on sysInfo.py
from pyglet.gl import gl_info, GLint, glGetIntegerv, GL_MAX_ELEMENTS_VERTICES
import sys, platform
sys_info = OrderedDict()
sys_info["OS"] = OrderedDict()
sys_info["OS"]["Name"] = platform.platform()
if sys.platform == "darwin":
OSXver, _, architecture = platform.mac_ver()
sys_info["OS"]["OSX Version"] = OSXver
sys_info["OS"]["OSX Architecture"] = architecture
sys_info["Computer Hardware"] = OrderedDict()
try:
import psutil
def getMemoryInfo():
rdict = dict()
nt = psutil.virtual_memory()
for name in nt._fields:
value = getattr(nt, name)
if name != "percent":
value = bytes2human(value)
rdict[name.capitalize()] = value #'%s%s%-10s : %7s\n'%(rstr,'\t'*indent,name.capitalize(), value)
return rdict
core_count = psutil.cpu_count(logical=False)
logical_psu_count = psutil.cpu_count()
memory_info = getMemoryInfo()
sys_info["Computer Hardware"]["CPUs (cores / logical)"] = (core_count, logical_psu_count)
sys_info["Computer Hardware"]["System Memory"] = memory_info
except:
sys_info["Computer Hardware"]["Failed"] = "psutil 2.x + is required."
sys_info["Python"] = OrderedDict()
sys_info["Python"]["exe"] = sys.executable
sys_info["Python"]["version"] = sys.version
sys_info["Packages"] = OrderedDict()
try:
import numpy
sys_info["Packages"]["numpy"] = numpy.__version__
except:
sys_info["Packages"]["numpy"] = "Not Installed"
try:
import pyglet
sys_info["Packages"]["pyglet"] = pyglet.version
except:
sys_info["Packages"]["pyglet"] = "Not Installed"
try:
import cv2
sys_info["Packages"]["cv2"] = cv2.__version__
except:
sys_info["Packages"]["cv2"] = "Not Installed"
try:
import psychopy
sys_info["Packages"]["PsychoPy"] = psychopy.__version__
except:
sys_info["Packages"]["PsychoPy"] = "Not Installed"
sys_info["Graphics"] = OrderedDict()
sys_info["Graphics"]["shaders"] = win._haveShaders
sys_info["Graphics"]["opengl"] = OrderedDict()
sys_info["Graphics"]["opengl"]["version"] = gl_info.get_version()
sys_info["Graphics"]["opengl"]["vendor"] = gl_info.get_vendor()
sys_info["Graphics"]["opengl"]["engine"] = gl_info.get_renderer()
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
sys_info["Graphics"]["opengl"]["Max vert in VA"] = maxVerts.value
sys_info["Graphics"]["opengl"]["extensions"] = OrderedDict()
extensionsOfInterest = [
"GL_ARB_multitexture",
"GL_EXT_framebuffer_object",
"GL_ARB_fragment_program",
"GL_ARB_shader_objects",
"GL_ARB_vertex_shader",
"GL_ARB_texture_non_power_of_two",
"GL_ARB_texture_float",
"GL_STEREO",
]
for ext in extensionsOfInterest:
sys_info["Graphics"]["opengl"]["extensions"][ext] = bool(gl_info.have_extension(ext))
sys_info["Processes"] = OrderedDict()
if sys.platform == "darwin":
sys_info["Processes"]["Failed"] = "Not Supported on OSX."
elif SAVE_PER_PROCESS_DATA:
try:
import psutil
for proc in psutil.process_iter():
pkey = proc.pid
vattrs = [
"name",
"exe",
"ppid",
"num_threads",
"memory_percent",
"cpu_percent",
"cpu_affinity",
"nice",
"num_ctx_switches",
]
procinfo = proc.as_dict(attrs=vattrs, ad_value=u"Access Denied")
if procinfo["exe"] is not u"Access Denied" and (
SAVE_PER_PROCESS_DATA is True or SAVE_PER_PROCESS_DATA == procinfo["name"]
):
sys_info["Processes"][pkey] = procinfo
except:
sys_info["Processes"]["Failed"] = "psutil 2.x + is required."
else:
sys_info["Processes"]["Disabled"] = "Per Process details disabled by user."
return sys_info
def __enter__(self):
self.current_fbo = (gl.GLint)()
gl.glGetIntegerv(gl.GL_FRAMEBUFFER_BINDING, self.current_fbo);
gl.glBindFramebuffer(gl.GL_FRAMEBUFFER, self.fbo)
gl.glViewport(0, 0, self.texture.width, self.texture.height)
import pyglet
print("pyglet", pyglet.version)
# pyo is a new dependency, for sound:
try:
import pyo
print("pyo", '%i.%i.%i' % pyo.getVersion())
except Exception:
print('pyo [not installed]')
from psychopy import __version__
print("\nPsychoPy", __version__)
win = visual.Window([100, 100]) # some drivers want a window open first
print("have shaders:", win._haveShaders)
print("\nOpenGL info:")
# get info about the graphics card and drivers
print("vendor:", gl_info.get_vendor())
print("rendering engine:", gl_info.get_renderer())
print("OpenGL version:", gl_info.get_version())
print("(Selected) Extensions:")
extensionsOfInterest = ['GL_ARB_multitexture',
'GL_EXT_framebuffer_object', 'GL_ARB_fragment_program',
'GL_ARB_shader_objects', 'GL_ARB_vertex_shader',
'GL_ARB_texture_non_power_of_two', 'GL_ARB_texture_float', 'GL_STEREO']
for ext in extensionsOfInterest:
print("\t", bool(gl_info.have_extension(ext)), ext)
# also determine nVertices that can be used in vertex arrays
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
print('\tmax vertices in vertex array:', maxVerts.value)
def getSysInfo(win):
try:
from collections import OrderedDict
except Exception:
from psychopy.iohub import OrderedDict
# based on sysInfo.py
from pyglet.gl import gl_info, GLint, glGetIntegerv, GL_MAX_ELEMENTS_VERTICES
import sys, platform
sys_info = OrderedDict()
sys_info['OS'] = OrderedDict()
sys_info['OS']['Name'] = platform.platform()
if sys.platform == 'darwin':
OSXver, _, architecture = platform.mac_ver()
sys_info['OS']['OSX Version'] = OSXver
sys_info['OS']['OSX Architecture'] = architecture
sys_info['Computer Hardware'] = OrderedDict()
try:
import psutil
def getMemoryInfo():
rdict = dict()
nt = psutil.virtual_memory()
for name in nt._fields:
value = getattr(nt, name)
if name != 'percent':
value = bytes2human(value)
rdict[name.capitalize(
)] = value # '%s%s%-10s : %7s\n'%(rstr, '\t' * indent, name.capitalize(), value)
return rdict
core_count = psutil.cpu_count(logical=False)
logical_psu_count = psutil.cpu_count()
memory_info = getMemoryInfo()
sys_info['Computer Hardware']['CPUs (cores / logical)'] = (
core_count, logical_psu_count)
sys_info['Computer Hardware']['System Memory'] = memory_info
except Exception:
sys_info['Computer Hardware']['Failed'] = 'psutil 2.x + is required.'
sys_info['Python'] = OrderedDict()
sys_info['Python']['exe'] = sys.executable
sys_info['Python']['version'] = sys.version
sys_info['Packages'] = OrderedDict()
try:
import numpy
sys_info['Packages']['numpy'] = numpy.__version__
except ImportError:
sys_info['Packages']['numpy'] = "Not Installed"
try:
import pyglet
sys_info['Packages']['pyglet'] = pyglet.version
except ImportError:
sys_info['Packages']['pyglet'] = "Not Installed"
try:
import cv2
sys_info['Packages']['cv2'] = cv2.__version__
except ImportError:
sys_info['Packages']['cv2'] = "Not Installed"
try:
import psychopy
sys_info['Packages']['PsychoPy'] = psychopy.__version__
except ImportError:
sys_info['Packages']['PsychoPy'] = "Not Installed"
sys_info['Graphics'] = OrderedDict()
sys_info['Graphics']['shaders'] = win._haveShaders
sys_info['Graphics']['opengl'] = OrderedDict()
sys_info['Graphics']['opengl']['version'] = gl_info.get_version()
sys_info['Graphics']['opengl']['vendor'] = gl_info.get_vendor()
sys_info['Graphics']['opengl']['engine'] = gl_info.get_renderer()
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
sys_info['Graphics']['opengl']['Max vert in VA'] = maxVerts.value
sys_info['Graphics']['opengl']['extensions'] = OrderedDict()
extensionsOfInterest = [
'GL_ARB_multitexture', 'GL_EXT_framebuffer_object',
'GL_ARB_fragment_program', 'GL_ARB_shader_objects',
'GL_ARB_vertex_shader', 'GL_ARB_texture_non_power_of_two',
'GL_ARB_texture_float', 'GL_STEREO'
]
for ext in extensionsOfInterest:
sys_info['Graphics']['opengl']['extensions'][ext] = bool(
gl_info.have_extension(ext))
sys_info['Processes'] = OrderedDict()
if sys.platform == 'darwin':
sys_info['Processes']['Failed'] = 'Not Supported on OSX.'
elif SAVE_PER_PROCESS_DATA:
try:
import psutil
for proc in psutil.process_iter():
pkey = proc.pid
vattrs = [
'name', 'exe', 'ppid', 'num_threads', 'memory_percent',
'cpu_percent', 'cpu_affinity', 'nice', 'num_ctx_switches'
]
procinfo = proc.as_dict(attrs=vattrs,
ad_value=u"Access Denied")
if procinfo['exe'] is not u"Access Denied" and (
SAVE_PER_PROCESS_DATA is True
or SAVE_PER_PROCESS_DATA == procinfo['name']):
sys_info['Processes'][pkey] = procinfo
except ImportError:
sys_info['Processes']['Failed'] = 'psutil 2.x + is required.'
else:
sys_info['Processes'][
'Disabled'] = 'Per Process details disabled by user.'
return sys_info
def currentProgram():
"""Get the current enabled program.
"""
pno = gl.GLint()
gl.glGetIntegerv(gl.GL_CURRENT_PROGRAM, pno)
return _programs.get(pno.value)
def render(self, draw_data):
# perf: local for faster access
io = self.io
display_width, display_height = io.display_size
fb_width = int(display_width * io.display_fb_scale[0])
fb_height = int(display_height * io.display_fb_scale[1])
if fb_width == 0 or fb_height == 0:
return
draw_data.scale_clip_rects(*io.display_fb_scale)
# backup GL state
# todo: provide cleaner version of this backup-restore code
last_program = gl.GLint()
gl.glGetIntegerv(gl.GL_CURRENT_PROGRAM, byref(last_program))
last_texture = gl.GLint()
gl.glGetIntegerv(gl.GL_TEXTURE_BINDING_2D, byref(last_texture))
last_active_texture = gl.GLint()
gl.glGetIntegerv(gl.GL_ACTIVE_TEXTURE, byref(last_active_texture))
last_array_buffer = gl.GLint()
gl.glGetIntegerv(gl.GL_ARRAY_BUFFER_BINDING, byref(last_array_buffer))
last_element_array_buffer = gl.GLint()
gl.glGetIntegerv(gl.GL_ELEMENT_ARRAY_BUFFER_BINDING, byref(last_element_array_buffer))
last_vertex_array = gl.GLint()
gl.glGetIntegerv(gl.GL_VERTEX_ARRAY_BINDING, byref(last_vertex_array))
last_blend_src = gl.GLint()
gl.glGetIntegerv(gl.GL_BLEND_SRC, byref(last_blend_src))
last_blend_dst = gl.GLint()
gl.glGetIntegerv(gl.GL_BLEND_DST, byref(last_blend_dst))
last_blend_equation_rgb = gl.GLint()
gl.glGetIntegerv(gl.GL_BLEND_EQUATION_RGB, byref(last_blend_equation_rgb))
last_blend_equation_alpha = gl.GLint()
gl.glGetIntegerv(gl.GL_BLEND_EQUATION_ALPHA, byref(last_blend_equation_alpha))
last_viewport = (gl.GLint*4)()
gl.glGetIntegerv(gl.GL_VIEWPORT, last_viewport)
last_scissor_box = (gl.GLint*4)()
gl.glGetIntegerv(gl.GL_SCISSOR_BOX, last_scissor_box)
last_enable_blend = gl.GLint()
gl.glIsEnabled(gl.GL_BLEND, byref(last_enable_blend))
last_enable_cull_face = gl.GLint()
gl.glIsEnabled(gl.GL_CULL_FACE, byref(last_enable_cull_face))
last_enable_depth_test = gl.GLint()
gl.glIsEnabled(gl.GL_DEPTH_TEST, byref(last_enable_depth_test))
last_enable_scissor_test = gl.GLint()
gl.glIsEnabled(gl.GL_SCISSOR_TEST, byref(last_enable_scissor_test))
gl.glEnable(gl.GL_BLEND)
gl.glBlendEquation(gl.GL_FUNC_ADD)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glDisable(gl.GL_CULL_FACE)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_SCISSOR_TEST)
gl.glActiveTexture(gl.GL_TEXTURE0)
gl.glViewport(0, 0, int(fb_width), int(fb_height))
ortho_projection = [
2.0/display_width, 0.0, 0.0, 0.0,
0.0, 2.0/-display_height, 0.0, 0.0,
0.0, 0.0, -1.0, 0.0,
-1.0, 1.0, 0.0, 1.0
]
gl.glUseProgram(self._shader_handle)
gl.glUniform1i(self._attrib_location_tex, 0)
gl.glUniformMatrix4fv(self._attrib_proj_mtx, 1, gl.GL_FALSE, (gl.GLfloat * 16)(*ortho_projection))
gl.glBindVertexArray(self._vao_handle)
for commands in draw_data.commands_lists:
idx_buffer_offset = 0
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._vbo_handle)
# todo: check this (sizes)
gl.glBufferData(gl.GL_ARRAY_BUFFER, commands.vtx_buffer_size * imgui.VERTEX_SIZE, c_void_p(commands.vtx_buffer_data), gl.GL_STREAM_DRAW)
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, self._elements_handle)
# todo: check this (sizes)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER, commands.idx_buffer_size * imgui.INDEX_SIZE, c_void_p(commands.idx_buffer_data), gl.GL_STREAM_DRAW)
# todo: allow to iterate over _CmdList
for command in commands.commands:
gl.glBindTexture(gl.GL_TEXTURE_2D, command.texture_id)
# todo: use named tuple
x, y, z, w = command.clip_rect
gl.glScissor(int(x), int(fb_height - w), int(z - x), int(w - y))
if imgui.INDEX_SIZE == 2:
gltype = gl.GL_UNSIGNED_SHORT
else:
gltype = gl.GL_UNSIGNED_INT
gl.glDrawElements(gl.GL_TRIANGLES, command.elem_count, gltype, c_void_p(idx_buffer_offset))
idx_buffer_offset += command.elem_count * imgui.INDEX_SIZE
# restore modified GL state
gl.glUseProgram(cast((c_int*1)(last_program), POINTER(c_uint)).contents)
gl.glActiveTexture(cast((c_int*1)(last_active_texture), POINTER(c_uint)).contents)
gl.glBindTexture(gl.GL_TEXTURE_2D, cast((c_int*1)(last_texture), POINTER(c_uint)).contents)
gl.glBindVertexArray(cast((c_int*1)(last_vertex_array), POINTER(c_uint)).contents)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, cast((c_int*1)(last_array_buffer), POINTER(c_uint)).contents)
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, cast((c_int*1)(last_element_array_buffer), POINTER(c_uint)).contents)
gl.glBlendEquationSeparate(cast((c_int*1)(last_blend_equation_rgb), POINTER(c_uint)).contents,
cast((c_int*1)(last_blend_equation_alpha), POINTER(c_uint)).contents)
gl.glBlendFunc(cast((c_int*1)(last_blend_src), POINTER(c_uint)).contents,
cast((c_int*1)(last_blend_dst), POINTER(c_uint)).contents)
if last_enable_blend:
gl.glEnable(gl.GL_BLEND)
else:
gl.glDisable(gl.GL_BLEND)
if last_enable_cull_face:
gl.glEnable(gl.GL_CULL_FACE)
else:
gl.glDisable(gl.GL_CULL_FACE)
if last_enable_depth_test:
gl.glEnable(gl.GL_DEPTH_TEST)
else:
gl.glDisable(gl.GL_DEPTH_TEST)
if last_enable_scissor_test:
gl.glEnable(gl.GL_SCISSOR_TEST)
else:
gl.glDisable(gl.GL_SCISSOR_TEST)
gl.glViewport(last_viewport[0], last_viewport[1], last_viewport[2], last_viewport[3])
gl.glScissor(last_scissor_box[0], last_scissor_box[1], last_scissor_box[2], last_scissor_box[3])
def get(self, enum: gl.GLenum) -> int:
"""Get an integer limit"""
value = c_int()
gl.glGetIntegerv(enum, value)
return value.value
def getSysInfo(win):
from collections import OrderedDict
# based on sysInfo.py
from pyglet.gl import gl_info, GLint, glGetIntegerv, GL_MAX_ELEMENTS_VERTICES
import sys, platform
sys_info = OrderedDict()
sys_info['OS'] = OrderedDict()
sys_info['OS']['Name'] = platform.platform()
if sys.platform == 'darwin':
OSXver, _, architecture = platform.mac_ver()
sys_info['OS']['OSX Version'] = OSXver
sys_info['OS']['OSX Architecture'] = architecture
sys_info['Computer Hardware'] = OrderedDict()
try:
import psutil
def getMemoryInfo():
rdict = dict()
nt = psutil.virtual_memory()
for name in nt._fields:
value = getattr(nt, name)
if name != 'percent':
value = bytes2human(value)
rdict[name.capitalize()] = value # '%s%s%-10s : %7s\n'%(rstr, '\t' * indent, name.capitalize(), value)
return rdict
core_count = psutil.cpu_count(logical=False)
logical_psu_count = psutil.cpu_count()
memory_info = getMemoryInfo()
sys_info['Computer Hardware']['CPUs (cores / logical)'] = (core_count, logical_psu_count)
sys_info['Computer Hardware']['System Memory'] = memory_info
except Exception:
sys_info['Computer Hardware']['Failed'] = 'psutil 2.x + is required.'
sys_info['Python'] = OrderedDict()
sys_info['Python']['exe'] = sys.executable
sys_info['Python']['version'] = sys.version
sys_info['Packages'] = OrderedDict()
try:
import numpy
sys_info['Packages']['numpy'] = numpy.__version__
except ImportError:
sys_info['Packages']['numpy'] = "Not Installed"
try:
import pyglet
sys_info['Packages']['pyglet'] = pyglet.version
except ImportError:
sys_info['Packages']['pyglet'] = "Not Installed"
try:
import cv2
sys_info['Packages']['cv2'] = cv2.__version__
except ImportError:
sys_info['Packages']['cv2'] = "Not Installed"
try:
import psychopy
sys_info['Packages']['PsychoPy'] = psychopy.__version__
except ImportError:
sys_info['Packages']['PsychoPy'] = "Not Installed"
sys_info['Graphics'] = OrderedDict()
sys_info['Graphics']['shaders'] = win._haveShaders
sys_info['Graphics']['opengl'] = OrderedDict()
sys_info['Graphics']['opengl']['version'] = gl_info.get_version()
sys_info['Graphics']['opengl']['vendor'] = gl_info.get_vendor()
sys_info['Graphics']['opengl']['engine'] = gl_info.get_renderer()
maxVerts = GLint()
glGetIntegerv(GL_MAX_ELEMENTS_VERTICES, maxVerts)
sys_info['Graphics']['opengl']['Max vert in VA'] = maxVerts.value
sys_info['Graphics']['opengl']['extensions'] = OrderedDict()
extensionsOfInterest = ['GL_ARB_multitexture',
'GL_EXT_framebuffer_object', 'GL_ARB_fragment_program',
'GL_ARB_shader_objects', 'GL_ARB_vertex_shader',
'GL_ARB_texture_non_power_of_two', 'GL_ARB_texture_float', 'GL_STEREO']
for ext in extensionsOfInterest:
sys_info['Graphics']['opengl']['extensions'][ext] = bool(gl_info.have_extension(ext))
sys_info['Processes'] = OrderedDict()
if sys.platform == 'darwin':
sys_info['Processes']['Failed'] = 'Not Supported on OSX.'
elif SAVE_PER_PROCESS_DATA:
try:
import psutil
for proc in psutil.process_iter():
pkey = proc.pid
vattrs = ['name', 'exe', 'ppid', 'num_threads', 'memory_percent', 'cpu_percent', 'cpu_affinity', 'nice',
'num_ctx_switches']
procinfo = proc.as_dict(attrs=vattrs, ad_value=u"Access Denied")
if procinfo['exe'] is not u"Access Denied" and (SAVE_PER_PROCESS_DATA is True or SAVE_PER_PROCESS_DATA == procinfo['name']):
sys_info['Processes'][pkey] = procinfo
except ImportError:
sys_info['Processes']['Failed'] = 'psutil 2.x + is required.'
else:
sys_info['Processes']['Disabled'] = 'Per Process details disabled by user.'
return sys_info
